<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Application
 * @subpackage Module
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @version    $Id: Bootstrap.php 18951 2009-11-12 16:26:19Z alexander $
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */

/**
 * @see Zend_Application_Bootstrap_Bootstrap
 */
require_once 'Zend/Application/Bootstrap/Bootstrap.php';

/**
 * Base bootstrap class for modules
 *
 * @uses       Zend_Loader_Autoloader_Resource
 * @uses       Zend_Application_Bootstrap_Bootstrap
 * @package    Zend_Application
 * @subpackage Module
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
abstract class Zend_Application_Module_Bootstrap
extends Zend_Application_Bootstrap_Bootstrap
{
	/**
	 * @var Zend_Loader_Autoloader_Resource
	 */
	protected $_resourceLoader;

	/**
	 * Constructor
	 *
	 * @param  Zend_Application|Zend_Application_Bootstrap_Bootstrapper $application
	 * @return void
	 */
	public function __construct($application)
	{
		$this->setApplication($application);

		// Use same plugin loader as parent bootstrap
		if ($application instanceof Zend_Application_Bootstrap_ResourceBootstrapper) {
			$this->setPluginLoader($application->getPluginLoader());
		}

		$key = strtolower($this->getModuleName());
		if ($application->hasOption($key)) {
			// Don't run via setOptions() to prevent duplicate initialization
			$this->setOptions($application->getOption($key));
		}

		if ($application->hasOption('resourceloader')) {
			$this->setOptions(array(
                'resourceloader' => $application->getOption('resourceloader')
			));
		}
		$this->initResourceLoader();

		// ZF-6545: ensure front controller resource is loaded
		if (!$this->hasPluginResource('FrontController')) {
			$this->registerPluginResource('FrontController');
		}

		// ZF-6545: prevent recursive registration of modules
		if ($this->hasPluginResource('modules')) {
			$this->unregisterPluginResource('modules');
		}
	}

	/**
	 * Set module resource loader
	 *
	 * @param  Zend_Loader_Autoloader_Resource $loader
	 * @return Zend_Application_Module_Bootstrap
	 */
	public function setResourceLoader(Zend_Loader_Autoloader_Resource $loader)
	{
		$this->_resourceLoader = $loader;
		return $this;
	}

	/**
	 * Retrieve module resource loader
	 *
	 * @return Zend_Loader_Autoloader_Resource
	 */
	public function getResourceLoader()
	{
		if (null === $this->_resourceLoader) {
			$r    = new ReflectionClass($this);
			$path = $r->getFileName();
			$this->setResourceLoader(new Zend_Application_Module_Autoloader(array(
                'namespace' => $this->getModuleName(),
                'basePath'  => dirname($path),
			)));
		}
		return $this->_resourceLoader;
	}

	/**
	 * Ensure resource loader is loaded
	 *
	 * @return void
	 */
	public function initResourceLoader()
	{
		$this->getResourceLoader();
	}

	/**
	 * Retrieve module name
	 *
	 * @return string
	 */
	public function getModuleName()
	{
		if (empty($this->_moduleName)) {
			$class = get_class($this);
			if (preg_match('/^([a-z][a-z0-9]*)_/i', $class, $matches)) {
				$prefix = $matches[1];
			} else {
				$prefix = $class;
			}
			$this->_moduleName = $prefix;
		}
		return $this->_moduleName;
	}
}
